19425868

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1069}}^1$

素因数の和:1150

約数の個数: 48

約数和(自身を含む): 43142400

約数和(自身を除く): 23716532

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 59, 77, 118, 154, 236, 308, 413, 649, 826, 1069, 1298, 1652, 2138, 2596, 4276, 4543, 7483, 9086, 11759, 14966, 18172, 23518, 29932, 47036, 63071, 82313, 126142, 164626, 252284, 329252, 441497, 693781, 882994, 1387562, 1765988, 2775124, 4856467, 9712934, 19425868]

約数ペア:

[(1, 19425868), (2, 9712934), (4, 4856467), (7, 2775124), (11, 1765988), (14, 1387562), (22, 882994), (28, 693781), (44, 441497), (59, 329252), (77, 252284), (118, 164626), (154, 126142), (236, 82313), (308, 63071), (413, 47036), (649, 29932), (826, 23518), (1069, 18172), (1298, 14966), (1652, 11759), (2138, 9086), (2596, 7483), (4276, 4543)]